WO2021138629A1 - Compositions de soins personnels - Google Patents

Compositions de soins personnels Download PDF

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Publication number
WO2021138629A1
WO2021138629A1 PCT/US2020/070901 US2020070901W WO2021138629A1 WO 2021138629 A1 WO2021138629 A1 WO 2021138629A1 US 2020070901 W US2020070901 W US 2020070901W WO 2021138629 A1 WO2021138629 A1 WO 2021138629A1
Authority
WO
WIPO (PCT)
Prior art keywords
soap
particle
personal care
particles
total weight
Prior art date
Application number
PCT/US2020/070901
Other languages
English (en)
Inventor
Nikhil MALI
Purushottam JADHAV
Original Assignee
Colgate-Palmolive Company
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Colgate-Palmolive Company filed Critical Colgate-Palmolive Company
Priority to BR112022012415A priority Critical patent/BR112022012415A2/pt
Priority to EP20829292.0A priority patent/EP4022023A1/fr
Priority to US17/790,031 priority patent/US20230046015A1/en
Priority to MX2022007934A priority patent/MX2022007934A/es
Publication of WO2021138629A1 publication Critical patent/WO2021138629A1/fr

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Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/96—Cosmetics or similar toiletry preparations characterised by the composition containing materials, or derivatives thereof of undetermined constitution
    • A61K8/965—Cosmetics or similar toiletry preparations characterised by the composition containing materials, or derivatives thereof of undetermined constitution of inanimate origin
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D13/00—Making of soap or soap solutions in general; Apparatus therefor
    • C11D13/10—Mixing; Kneading
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/02—Cosmetics or similar toiletry preparations characterised by special physical form
    • A61K8/0241—Containing particulates characterized by their shape and/or structure
    • A61K8/0275—Containing agglomerated particulates
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/19—Cosmetics or similar toiletry preparations characterised by the composition containing inorganic ingredients
    • A61K8/29—Titanium; Compounds thereof
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q19/00—Preparations for care of the skin
    • A61Q19/10—Washing or bathing preparations
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q5/00—Preparations for care of the hair
    • A61Q5/02—Preparations for cleaning the hair
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D9/00—Compositions of detergents based essentially on soap
    • C11D9/04—Compositions of detergents based essentially on soap containing compounding ingredients other than soaps
    • C11D9/06—Inorganic compounds
    • C11D9/18—Water-insoluble compounds
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D9/00—Compositions of detergents based essentially on soap
    • C11D9/04—Compositions of detergents based essentially on soap containing compounding ingredients other than soaps
    • C11D9/22—Organic compounds, e.g. vitamins
    • C11D9/225—Polymers
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D9/00—Compositions of detergents based essentially on soap
    • C11D9/04—Compositions of detergents based essentially on soap containing compounding ingredients other than soaps
    • C11D9/44—Perfumes; Colouring materials; Brightening agents ; Bleaching agents
    • C11D9/444—Dyes; Pigments
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K2800/00—Properties of cosmetic compositions or active ingredients thereof or formulation aids used therein and process related aspects
    • A61K2800/20—Chemical, physico-chemical or functional or structural properties of the composition as a whole
    • A61K2800/28—Rubbing or scrubbing compositions; Peeling or abrasive compositions; Containing exfoliants

Definitions

  • Powder soaps normally are produced by preparing an aqueous soap solution, drying the solution by a spray drying method or the like, then adding binder such as water and a non-ionic surfactant, and grinding this into powder with a high-speed mixer.
  • binder such as water and a non-ionic surfactant
  • the water content of powder soaps prepared in this manner normally is kept to about 7 to 15%.
  • powder soaps have poor flowability and/or feel. Therefore, such powder soaps are preferable only in cases where they are used as clothing detergent that is required high solubility and may be taken out with a measuring cup.
  • water content is between 1% to 3%. Therefore, a need exists for a powder soap that can exhibit good flowability and good feel while maintaining solubility, thereby making the powder soap suitable for personal care applications.
  • the present invention is directed to a powdered soap comprising a plurality of particles, each of the particles comprising: a polyquat; a clay; and a fatty component.
  • a powdered soap comprising a plurality of particles, each of the particles comprising: a cationic polymer; a clay; and a fatty component; wherein the plurality of particles has d77 value of 840 microns.
  • Other embodiments of the present invention include a method of forming a hand- soap/body soap/hair soap, the method comprising a) forming a blend of a polyquat, a clay, and a fatty component; and b) processing the blend into a plurality of discrete particles.
  • the present invention is directed to a personal care product that may be a soap.
  • the soap may be a hand soap and/or body soap.
  • the soap may be a powder soap - also referred to as a “Granular Soap”.
  • the powder soap may be comprised of a plurality of discrete particles having an average particle size and shape.
  • the shape of each of the plurality of discrete particles may be spherical. In other embodiments, the discrete particles may be ellipsoid, conical, cylindrical, cubical, cuboid, and the like. In some embodiments, the discrete particles may have a non-geometric shape.
  • the plurality of discrete particles may have a particle size distribution.
  • the size distribution may include about 8% to about 10% of the plurality of particles having a particle size that is greater than 1,400 microns.
  • the size distribution may include about 76% to about 78% of the plurality of particles having a particle size that is greater than about 840 microns and less than about 1,400 microns.
  • the size distribution may include about 9% to about 10% of the plurality of particles having a particle size that is greater than about 500 microns and less than about 840 microns.
  • the size distribution may include about 0.4% to about 9% of the plurality of particles having a particle size that is greater than about 290 microns and less than about 500 microns.
  • the size distribution may include about 0.6% to about 0.9% of the plurality of particles having a particle size that is less than about 290 microns.
  • Each particle may comprise a soap composition comprising a cationic polymer, a clay, and a fatty component.
  • the soap composition may further comprise a pigment.
  • the soap composition may further comprise a fragrance.
  • the cationic polymer may be present in an amount ranging from about 0.009% wt. % to about 4.5% wt. % - including all percentages and sub-ranges-there-between - based on the total weight of the soap composition.
  • Each particle may be formed entirely of the soap composition - therefore, the weight percentages referred to here may also be in reference to the total weight of the respective particle or active material.
  • the cationic polymer may be present in an amount ranging from about 0.009% wt. % to about 0.9% wt. % - including all percentages and sub-ranges-there-between - based on the total weight of the soap composition.
  • the cationic polymer may comprise a polyquaternary ammonium - as referred to herein as a “polyquat.”
  • the polyquat of the present invention may comprise a compound having formula (I) - which may also be referred to as a “diquat”: Formula (I)
  • R 1 , R 2 , R 3 , R 1' , R 2' , R 3' , R 4 , R 5 in the above formula may be identical or different, and are independently selected from hydrogen, an C 1 -C 20 alkyl group, an aryl group, a benzyl group, an aralkyl group, or an alkylaryl group.
  • Each C 1 -C 20 alkyl group may be substituted or un-substituted, linear or branched.
  • the polyquat of the present invention may have a weight average molecular weight M w most preferably about 4600 to 11,000.
  • Non-limiting polyquats of the present invention include each of polyquatemium 1-47 compounds.
  • the polyquat of the present invention may comprise polyquatemium- 1 : ⁇ -4-[ 1 -tris(2-hydroxyethyl) ammonium-2-butenyl] poly[l- dimethylammonium-2-butenyl]- ⁇ -tris(2-hydroxyethyl)ammonium chloride, having the chemical structure described in formula (II):
  • polyquatemiums include, but are not limited to (1) the polymeric quaternary ammonium salt of hydroxy ethyl cellulose reacted with a trimethyl ammonium substituted epoxide, referred to as Polyquatemium- 10; (2) the quaternary ammonium derivative of hydroxypropyl guar, referred to as guar hydroxypropyltrimonium chloride; (3) the copolymer of hydroxy ethylcellulose and DADMAC, referred to as Polyquatemium-4; (4) the copolymer of acrylamide and MET AMS, referred to as Polyquatemium-5; (5) the homopolymer of DADMAC, referred to as Polyquatemium-6; (6) The copolymer of acrylamide and DADMAC, referred to as Poly quatemium-7 ; (7) the copolymer of vinyl pyrrolidone and MET AMS, referred to as Polyquatemium-11; (8) the homo
  • the cationic polymer is the homopolymer of DADMAC, referred to as Polyquatemium-6.
  • the clay of the present invention may be present in an amount ranging from about 0.05 wt. % to about 2.0 wt. % - including all percentages and sub-ranges-there-between - based on the total weight of the soap composition.
  • Each particle may be formed entirely of the soap composition - therefore, the weight percentages referred to here may also be in reference to the total weight of the respective particle.
  • the clay may be present in an amount ranging from about 0.1 wt. % to about 1.0 wt. % - including all percentages and sub- ranges-there-between - based on the total weight of the soap composition.
  • the clay may comprise a one or more of kaolin, kaolinite, dickite, halloysite, nacrite, smectite, montmorillonite, nontronite, illite, bentonite, attapulgite, palygorskite, sepiolite, hormite, pyrophyllite, chlorite, aluminosilicates, and mixtures thereof.
  • the clay comprises calcined kaolin.
  • the addition of the cationic polymer with the clay to the soap composition results in a powder soap that exhibits not only desirable feel when washing skin but also superior dissolution rates.
  • the clay when added at an amount below 5 wt. % (preferably less than 4 wt. %, preferably less than 3 wt. %, preferably less than 2 wt. %, preferably less than 1 wt. %) based on the total weight of the soap composition - the clay no longer functions as a filler but rather causes each discrete particle of the powder soap to quickly disintegrate and dissolve without interfering with the superior feel provided by the addition of the polyquat.
  • compositions of the present invention further comprise an antibacterial agent or antifungal agent selected from: phenoxyethanol, triclocarban (TCC), chloroxylenol (PCMX), silver oxide, climbazole, zinc pyrithione, piroctone olamine, and the like.
  • an antibacterial agent or antifungal agent selected from: phenoxyethanol, triclocarban (TCC), chloroxylenol (PCMX), silver oxide, climbazole, zinc pyrithione, piroctone olamine, and the like.
  • the fatty component of the present invention may be present in an amount ranging from about 94% wt. % to about 98% wt. % - including all percentages and sub-ranges-there-between - based on the total weight of the soap composition.
  • Each particle may be formed entirely of the soap composition - therefore, the weight percentages referred to here may also be in reference to the total weight of the respective particle.
  • the fatty component may be present in an amount ranging from about 96% wt. % to about 98% wt. % - including all percentages and sub-ranges-there-between - based on the total weight of the soap composition.
  • the fatty component may be an ionic compound that is a salt of a fatty acid.
  • Non - limiting fatty acids include saturated and unsaturated C 8 to C 30 fatty acids.
  • Exemplary fatty acids include, but are not limited to, caprylic acid, capric acid, lauric acid, myristic acid, palmitic acid, palmitoleic acid, stearic acid, oleic acid, ricinoleic acid, vaccenic acid, linoleic acid, a-linolenic acid, ⁇ -linolenic acid, arachidic acid, gadoleic acid, arachidonic acid, behenic acid, erucic acid, lignoceric acid, and mixtures thereof.
  • the ionic fatty component may comprise a solubilizing cation such as sodium, potassium, ammonium or substituted ammonium.
  • the fatty component may be present in an amount ranging from about 85 wt. % to about 95 wt. % - based on the total weight of the soap composition - including all percentages and sub-ranges there-between. Each particle may be formed entirely of the soap composition - therefore, the weight percentages referred to here may also be in reference to the total weight of the respective particle. In some embodiments, the fatty component may be present in an amount ranging from about 94% wt. % to about 98% wt. % - based on the total weight of the soap composition - including all percentages and sub-ranges there-between. [0032] The soap composition may further comprise one or more fragrances.
  • the fragrance may be present in an amount ranging from about 1% wt. % to about 1.5% wt. % - based on the total weight of the soap composition - including all percentages and sub-ranges there-between.
  • Each particle may be formed entirely of the soap composition - therefore, the weight percentages referred to here may also be in reference to the total weight of the respective particle.
  • the fragrance may be present in an amount ranging from about 0.5% wt. % to about 1.7% wt. % - based on the total weight of the soap composition - including all percentages and sub-ranges there-between.
  • Non-limiting examples of fragrances and perfumes include odor compounds selected from: 7-acetyl-l,2,3,4,5,6,7,8-octahydro-l,l,6,7-tetramethylnaphthalene, a-ionone, ⁇ -ionone, ⁇ - ionone a-isomethylionone, methylcedrylone, methyl dihydrojasmonate, methyl 1,6,10-trimethyl- 2,5,9-cyclododecatrien-l-yl ketone, 7-acetyl-l,l,3,4,4,6-hexamethyltetralin, 4-acetyl-6-tert- butyl-l,l-dimethylindane, hydroxyphenylbutanone, benzophenone, methyl ⁇ -naphthyl ketone, 6- acetyl-1, 1,2,3,3,5-hexamethylindane, 5-acetyl-3-isopropyl-
  • fragrances may include odor compounds selected from essential oils, resinoids and resins from a large number of sources, such as, for example, Peru balsam, olibanum resinoid, styrax, labdanum resin, nutmeg, cassia oil, benzoin resin, coriander, and lavandin.
  • sources such as, for example, Peru balsam, olibanum resinoid, styrax, labdanum resin, nutmeg, cassia oil, benzoin resin, coriander, and lavandin.
  • fragrances include odor compounds selected from phenylethyl alcohol, terpineol, linalool, linalyl acetate, geraniol, nerol, 2-(l,l-dimethylethyl)cyclo-hexanol acetate, benzyl acetate, and eugenol.
  • the fragrances or perfumes can be used as single substances or in a mixture with one another.
  • the soap composition may further comprise one or more colorants.
  • the colorants may be a pigment, a dye, or mixtures thereof.
  • pigments include titanium dioxide, Zinc Oxide, Kaolin, Mica etc.
  • dyes include food dyes suitable for food, drug and cosmetic applications, and mixtures thereof.
  • Some color agents (colorant(s) are known as FD&C dyes.
  • the colorants may be present in an amount ranging from about 0.0001% wt. % to about 0.4% wt. % - based on the total weight of the soap composition - including all percentages and sub-ranges there-between.
  • Each particle may be formed entirely of the soap composition - therefore, the weight percentages referred to here may also be in reference to the total weight of the respective particle.
  • the colorants may be present in an amount ranging from about 0.0001% wt. % to about 4% wt. % - based on the total weight of the soap composition - including all percentages and sub-ranges there-between.
  • the discrete particles that form the powder soap of the present invention may be provided as solid discrete particles.
  • the discrete particles may have a solids content of at least about 90% based on the total weight of each discrete particle.
  • the discrete particles may have a solids content of at least about 95% based on the total weight of each discrete particle.
  • the discrete particles may have a solids content of at least about 96% based on the total weight of each discrete particle.
  • the discrete particles that form the powder soap of the present invention may have a content of liquid carrier - such as water or organic solvents - that is less than about 9 wt. % based on the total weight of each discrete particle. In some embodiments, the discrete particles that form the powder soap of the present invention may have a content of liquid carrier - such as water or organic solvents - that is less than about 7 wt. % based on the total weight of each discrete particle. In some embodiments, the discrete particles that form the powder soap of the present invention may have a content of liquid carrier - such as water or organic solvents - that is less than about 5 wt. % based on the total weight of each discrete particle.
  • liquid carrier - such as water or organic solvents -
  • the discrete particles that form the powder soap of the present invention may be substantially free of liquid carrier - such as water or organic solvents.
  • the soap composition present in the powder soap of the present invention may have a solids content of at least about 97% based on the total weight of the soap composition.
  • the soap composition present in the powder soap may have a solids content of at least about 98% based on the total weight of the soap composition.
  • the soap composition present in the powder soap may have a solids content of at least about 99% based on the total weight of the soap composition.
  • the soap composition present in the powder soap may have a content of liquid carrier - such as water or organic solvents - that is less than about 3 wt. % based on the total weight of the soap composition.
  • the soap composition present in the powder soap of the present invention may have a content of liquid carrier - such as water or organic solvents - that is less than about 2 wt. % based on the total weight of the soap composition.
  • the soap composition present in the powder soap may have a content of liquid carrier - such as water or organic solvents - that is less than about 1 wt. % based on the total weight of each soap composition.
  • the soap composition that forms the powder soap of the present invention may be substantially free of liquid carrier - such as water or organic solvents.
  • the powder soap of the present invention may be manufactured by forming a blend of the cationic polymer, the clay, and the fatty component.
  • the additional components may also be added to the blend.
  • the blend may be lightly agitated until the various components are uniformly distributed throughout the blend.
  • the blend may further comprise one or more liquid carriers (e.g., water, non-aqueous solvent) to help the agitation of the various components.
  • the blend may be dried to remove the liquid carrier.
  • the resulting dry blend may then be subjected to mechanical stress (e.g., grinding), thereby breaking apart the blend into smaller particles that form the plurality of discrete particles of the powder soap.
  • mechanical stress e.g., grinding
  • Non- limiting examples of grinding may be subjecting the dry blend to a high-speed mixer, a Henschel mixer, or a Loedige mixer.
  • the plurality of discrete particles may be collected, In some embodiments, the plurality of particles may be subjected to a screening to remove small or large particles not suitable for the powder soap. In other embodiments, the plurality of particles are not subjected to a screening process.
  • the resulting powder soap may then be distributed into the reservoir of a soap dispensing device.
  • the soap dispensing device may be a hermetically sealable bag, box, or another container.
  • the soaps and personal care compositions described herein are in a form selected from : a hand soap; a gel; a shampoo; a conditioner; a cleanser; and a scrub (e.g. an exfoliating scrub or a facial scrub).
  • the personal care compositions described herein are substantially anhydrous. In some embodiments, the personal care compositions described herein provide a skin-feel substantially similar to a comparative product having an aqueous carrier.
  • a first experiment was performed to test the dissolution performance of the soap granules of the present invention.
  • the first experiment included soap granules of four different formulations - as set forth below in Table 1.
  • Table 2 [0052] The particles of each of Comp. Ex. 1 and Ex. 1-3 were then subjected to a dissolution test, whereby equal amounts of each example were agitated by hand while being exposed to constant amounts of tap water, thereby simulating a hand-washing exercise. Each example included a total of ten (10) samples - whereby samples for each example were averaged to give a final rank of how each formulation performed in the dissolution test. The rankings for each example are tabulated below in Table 3.

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  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • General Health & Medical Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Wood Science & Technology (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Birds (AREA)
  • Epidemiology (AREA)
  • Inorganic Chemistry (AREA)
  • Dermatology (AREA)
  • Detergent Compositions (AREA)
  • Cosmetics (AREA)

Abstract

L'invention concerne un savon en poudre comprenant une pluralité de particules, chacune des particules comprenant un polyaquat, une argile et un composant gras.
PCT/US2020/070901 2019-12-30 2020-12-11 Compositions de soins personnels WO2021138629A1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
BR112022012415A BR112022012415A2 (pt) 2019-12-30 2020-12-11 Composições para cuidados pessoais
EP20829292.0A EP4022023A1 (fr) 2019-12-30 2020-12-11 Compositions de soins personnels
US17/790,031 US20230046015A1 (en) 2019-12-30 2020-12-11 Personal Care Compositions
MX2022007934A MX2022007934A (es) 2019-12-30 2020-12-11 Composiciones para el cuidado personal.

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IN201911054522 2019-12-30
IN201911054522 2019-12-30

Publications (1)

Publication Number Publication Date
WO2021138629A1 true WO2021138629A1 (fr) 2021-07-08

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PCT/US2020/070901 WO2021138629A1 (fr) 2019-12-30 2020-12-11 Compositions de soins personnels

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US (1) US20230046015A1 (fr)
EP (1) EP4022023A1 (fr)
BR (1) BR112022012415A2 (fr)
MX (1) MX2022007934A (fr)
WO (1) WO2021138629A1 (fr)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6083491A (en) * 1991-03-14 2000-07-04 L'oreal Cosmetic compositions containing a dispersion of solid particles, the surface of which is coated with a cationic polymer
WO2005053635A1 (fr) * 2003-12-05 2005-06-16 Unilever Plc Barre de toilette de massage, presentant des agglomerats desintegrables
EP1798280A1 (fr) * 2004-08-11 2007-06-20 Nof Corporation Composition de savon en poudre
WO2007101586A1 (fr) * 2006-03-07 2007-09-13 Unilever Plc Formules à structure hydrophile pour barres comprenant des particules plates lamellaires revêtues individuellement présentant chacune un système chimique déposé en surface

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6083491A (en) * 1991-03-14 2000-07-04 L'oreal Cosmetic compositions containing a dispersion of solid particles, the surface of which is coated with a cationic polymer
WO2005053635A1 (fr) * 2003-12-05 2005-06-16 Unilever Plc Barre de toilette de massage, presentant des agglomerats desintegrables
EP1798280A1 (fr) * 2004-08-11 2007-06-20 Nof Corporation Composition de savon en poudre
WO2007101586A1 (fr) * 2006-03-07 2007-09-13 Unilever Plc Formules à structure hydrophile pour barres comprenant des particules plates lamellaires revêtues individuellement présentant chacune un système chimique déposé en surface

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
ASTM: "ASTM D502-Test Method for Particle Size of Soaps and Other Detergents", 2 November 2016 (2016-11-02), West Conshohocken, PA, pages 1 - 2, XP055785119, Retrieved from the Internet <URL:https://compass.astm.org/download/D502.1709.pdf> [retrieved on 20210312], DOI: 10.1520/D0502-89R16 *
CAS, no. 5670-58-6
METTLER-TOLEDO INTERNATIONAL INC. ALL RIGHTS RESERVED: "Particle Size Analyzers | FBRM and PVM Instruments", 3 May 2020 (2020-05-03), XP055785120, Retrieved from the Internet <URL:https://www.mt.com/int/en/home/products/L1_AutochemProducts/FBRM-PVM-Particle-System-Characterization.html?cmp=sea_01010123&SE=GOOGLE&Campaign=MT_AC_EN_ROW&Adgroup=Particle+Size+Distribution+Analysis+-+Measurement&bookedkeyword=particle%20size%20measurement&matchtype=p&adtext=264382117587&placement=> [retrieved on 20210312] *

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MX2022007934A (es) 2022-07-27
EP4022023A1 (fr) 2022-07-06
BR112022012415A2 (pt) 2023-02-28
US20230046015A1 (en) 2023-02-16

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